PAEATILAPIA. 



0( 



postocular part of head, 1^ to 2 diameters of eye, which is continued 

 4 to 5 times in length of head, 1 to 1^ times in iuterorbital width and 

 does not exceed praeorbital depth; mouth extending to between nostril 

 and eye ; teeth small, in 4 or 5 series, outer bicuspid in the young, 60 

 to 90 in upper jaw; 7 or 8 series of scales on the cheek, width of scaly 

 part nearly equal to or a little greater than diameter of eye. Gill- 

 rakers rather short, 13 to 15 on lower part of anterior arch. Dorsal 

 XVI-XVII 13-15; spines subequal from the fifth or sixth, ^ to 3 

 length of head; longest soft rays about | length of head. Anallll 



Fig. 251?. 



Paratilapia miurolepis. 

 Type (Tr. Z. S. 1890). 



9-10 ; third spine as long as and stronger than longest dorsals. Pectoral 

 :| to f length of head, not extending to vertical of origin of anal. 

 Ventral widely separated from vent. Caudal with deep crescentic 

 notch. Caudal peduncle 2 to 2\ times as long as deep. Scales cycloid, 



45-54 



75-90 .^yy ; lateral lines giz^y- Light olive-brown above, white beneath ; 

 traces of dark bars across the back and four round blackish spots on 

 each side of the body, the fourth on the caudal peduncle ; fins yellowish 

 or pale brown. 



Total length 440 millim. ; grows to 610 or more. 



Lake Tanganyika. — Type in Congo Museum, Tervueren. 



1. One of the typefs. Moliio. C'apt. Lenuiire ((*.). 



2. Ad. Kalambo. Prof. J. E. S. Moore (C). 

 3-1. Ad. Niiimkolo. Dr. AV. A. Ciinnington (C). 

 5. Skel. Alhcrtville. Cnpt. Hecq (C). 



2i;2 



